The drug used to treat this disease causes bad side effects, some of which ________ deadly.
#85567
A
is
B
are
C
was
D
were
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Not only the kids but also the teacher ________. We are worried because time is running out.
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A
has lost
B
has gone missing
C
have lost their way
D
have disappeared
Each boy and girl as well as some teachers who ______ to visit Hengshui Middle School in Hebei Province ______ asked to be at the bus station at 6:30.
#86069
A
are/is
B
are/are
C
is/are
D
is/is